Tic Tac Terror

The Hardy Boys Secret Files Collection Books 1-5

The Twin Dilemma

Danger Overseas (Nancy Drew: Girl Detective and Hardy Boys: Undercover Brothers Super Mystery #2)

The Gross Ghost Mystery (Frank and Joe Hardy: The Clues Brothers #1)

Legend of the Star Runner: A Timmi Tobbson Adventure

The Case That Time Forgot (Sherlock Files, 3)

Mr. and Mrs. Bunny--Detectives Extraordinaire!

The Hardy Boys

The Hardy Boys become entangled in Washington intrigue when they accidentally overhear a conversation about an attempt to secure a classified, politically important document.

Discover Your Child's Next Read

Tic Tac Terror

Franklin W. Dixon, 1984

The Hardy Boys Secret Files Collection Books 1-5

Franklin W. Dixon, Scott Burroughs, 2014

The Twin Dilemma

Franklin W. Dixon, Carolyn Keene, 1993

Danger Overseas (Nancy Drew: Girl Detective and Hardy Boys: Undercover Brothers Super Mystery #2)

Franklin W. Dixon, Carolyn Keene, 2008

The Gross Ghost Mystery (Frank and Joe Hardy: The Clues Brothers #1)

Franklin W. Dixon, 1997

Legend of the Star Runner: A Timmi Tobbson Adventure

J Wagner, 2018

The Case That Time Forgot (Sherlock Files, 3)

Tracy Barrett, 2010

Mr. and Mrs. Bunny--Detectives Extraordinaire!

Sophie Blackall, Polly Horvath, 2012